Really, perhaps you could point out the bit in the Judgement stating that.The case was brought under civil law. The contract was found to be illegal.
The Fraud Act is criminal law.
Two very different things.
Although Cummings and Gove appear to have grossly abused their position to award these contracts to mates of Dom, (abuse of position) at this point it seems only the mates of Dom benefitted from taxpayers money being shovelled to them.
Proving criminal intent would be a much bigger thing. One might expect this to be a resigning issue, but, well, Brexit excuses all sins.